Administrator Guide
Introduction
In This Guide
System-specific Text in this Guide
The Enterprise Access Solution
Structured Query Language (SQL)
Possible Gateway Configurations
Local Gateway Configuration
Mixed Gateway Configuration
Remote Gateway Configuration
Connect to the Host DBMS through the Gateway
Your Support Options
Before Calling Technical Support
Windows Installation Information
UNIX Installation Information
DBMS Setup Requirements
How Gateway Access Works
Microsoft SQL Server Access Requirements
Gateway Configurations When Using OS Authentication
DSN Setup for Windows
Microsoft SQL Server Gateway and II_DECIMAL
Oracle Access Requirements
Oracle Instant Client Support
Grant User Permissions (Oracle)
ODBC Access Requirements
Gateway Alias Configuration
How a Gateway Alias Works
gwalias Command—Create Gateway Alias
Alias Parameters
How the Gateway Handles the iidbdb Alias
Alias Parameter Descriptions
Host Dbname Parameter Table
Username Parameter Variation Table
Password Parameter Variation Table
gwsetlogin Utility
Create an Alias with an Encrypted Connection
Gateway Catalog Setup
Gateway Catalog Build Utility
Run the Catalog Build Utility
Gateway Catalog Parameters
Special Considerations for Microsoft SQL Server
Special Considerations for ODBC Data Sources
iigwcat Utility (Windows Only)
Create or Upgrade Standard and Extended Catalogs
Upgrade Standard and Extended Catalogs or Migrate OR Catalogs
Upgrade Standard and Reset Extended Catalogs
Destroy All Catalogs
Basic Troubleshooting and Tracing
Check Individual Enterprise Access Processes on Windows
Check the Name Server on Windows
Check the Enterprise Access Server on Windows
Check the Communications Server on Windows
Check Individual Enterprise Access Processes on UNIX
Check the Name Server on UNIX
Check the Enterprise Access Server on UNIX
Check the Communications Server on UNIX
Common Errors when Connecting to an Enterprise Access Server
Check Character Set Compatibility
Check the Ingres Character Set
Check the Oracle DBMS Character Set
Check ODBC Host DBMS Code Page
Check the MS SQL Server DBMS Translation Setting
How to Debug with the Tracing Facility
Trace Identifiers
Tracing Methods
How to Trace a Gateway Server
Trace Output File
SET [NO]TRACE Statement—Trace Individual Gateway Sessions
Trace Output File
SET TRACE Examples
Disable Tracing
Native DBMS Tracing
How to Access Error Information
Examine the SQLCA Fields
Use the inquire_sql Statement
How You Can Look Up the Gateway Listen Address in the Error Log
Gateway Configuration Variables
How Gateway Parameters are Configured
iisetres Utility—Set Configuration Parameters
Configuration Parameter Descriptions
Microsoft SQL Only
Oracle Only
DB2 UDB Only
Administrator Guide
DB2 UDB Only